Hey... I hate writing these as much as you dislike reading them. Unfortunately, have to state the obvious... Discount offered through my publisher and as such is subject to change. Discount applies only to online orders placed on or beforeNovember 30, 2015 at 11:50 OM GMT. Coupon code must be applied at checkout and cannot be applied once an order is placed. These offers cannot be combined with other offers. Coupon codes are case-sensitive. Coupons cannot be applied to previous orders.